Fixing the "? for shortcuts" - Only show the hint when composer is empty - Don't reset footer on new task updates - Reorder the elements - Align the "?" and "/" with overlay on and off Based on #4364
<img width="798" height="340" alt="image" src="https://github.com/user-attachments/assets/fdd63f40-9c94-4e3a-bce5-2d2f333a384f" />